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Onopordon Acanthium

Onopordon Acanthium

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Onopordon Acanthium

This variety features broad silvery foliage and purple thistle flowers on elegant stems that grow to a height of around 90cm. It is a striking addition to herbaceous borders.

Sow from May to early July in outdoor seedbeds. As seedlings grow, either thin out or transplant 5cm apart.

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